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Troubleshooting

This chapter provides solutions to problems usually encountered during the installation
and operation of the adapter.

1. What is the IEEE 802.11b standard

？

The IEEE 802.11b Wireless LAN standard subcommittee which formulates the
standard for the industry. The objective is to enable wireless LAN hardware from
different manufactures to communicate.

2. What does IEEE 802.11 feature support

？

The product supports the following IEEE 802.11 functions:

•

CSMA/CA plus Acknowledge Protocol

•

Multi-Channel Roaming

•

Automatic Rate Selection

•

RTS/CTS Feature

•

Fragmentation

•

Power Management

3. What is Ad-hoc

？

An Ad-hoc integrated wireless LAN is a group of computers, each has a Wireless
LAN adapter, Connected as an independent wireless LAN. Ad hoc wireless LAN is
applicable at a departmental scale for a branch or SOHO operation.

4. What is Infrastructure

？

An integrated wireless and wireless and wired LAN is called an Infrastructure
configuration. Infrastructure is applicable to enterprise scale for wireless access to
central database, or wireless application for mobile workers.

5. What is BSS ID

？

7

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Содержание CBWLRP

Страница 1: ...CARDBUS WIRELESS LAN CARD User s Manual 1 0 ...

Страница 2: ...ications 2 C H A P T E R 2 Setup for Windows 98 4 C H A P T E R 3 Setup for Windows ME 8 C H A P T E R 4 Setup for Windows 2000 10 C H A P T E R 5 Setup for Windows XP 14 C H A P T E R 6 Install the Utility 16 C H A P T E R 7 Troubleshooting 32 ...

Страница 3: ...02 11b network The IEEE 802 11b Ethernet standard allows you to connect computers and devices at speeds up to 11Mbps dependent upon the distance between wireless adapters the configuration of your working environment or the capabilities or limitations of your computer systems Package contents One Wireless CardBus Adapter One CD Driver Utility User s Manual Quick Start Guide NOTE If any of these it...

Страница 4: ...and Play installation Specification 1 Interface CardBus 32 bit 2 Functions Main chip RealTek RTL8180L and Philips SA2400A SA2400 Protocol Compatible with IEEE 802 11b Standard Modulation Technique DSSS Direct Sequence Spread Spectrum with BPSK 1Mbps QPSK 2Mbps and CCK 5 5 and 11Mbps Media access protocol CSMA CA with ACK Transfer data rate 11Mbps 5 5Mbps 2Mbps 1Mbps auto rate Antenna Support anten...

Страница 5: ...3 Mechanical Dimension 91 x 54 x 4 6 mm L x W x H Certification FCC CE class B Environmental Operating Ranges Operating Temperature 0 70 C Humidity 10 90 Storage Temperature 20 90 C Humidity 10 90 Power Consumption Maximum Transmit 260 mA peak Receive 180 mA peak Idle 136 mA LED Indication Blue TX RX Green Link Driver support Microsoft Windows 98SE ME 2000 XP ...

Страница 6: ...hat you are running the Windows 98 operating system 2 Insert the CardBus Wireless LAN Card into the CardBus slot of your computer The system will display the Add New Hardware Wizard dialog box Insert the driver CD into CD ROM drive and then click the Next button 2 ...

Страница 7: ...5 3 Select Search for the best driver for your device Recommended click the Next button 4 Select Specify a location and click the Next button ...

Страница 8: ...equest you to Insert Windows 98 CD ROM into the driver selected and click OK Follow the instruction and insert CD ROM or disks as needed direct Windows to the proper location and then click the OK button 7 When Windows finishes the installation then click the Finish button ...

Страница 9: ...7 8 System will ask you Do you want to restart your computer now Click the Yes button to restart your computer ...

Страница 10: ... the Windows ME operating system 2 Insert the CardBus Wireless LAN Card into the CardBus slot of your computer The system will display the Add New Hardware Wizard dialog box Select Automatic search for a batter driver Recommended and insert the driver CD and click the Next button 3 ...

Страница 11: ...ill automatically copy the driver files and related files into the system After copying the driver files the installation is completed click the Finish button 4 System will ask you Do you want to restart your computer now Click the Yes button to restart your computer ...

Страница 12: ...at you are running the Windows 2000 operating system 2 Insert the CardBus Wireless LAN Card into the CardBus slot of your computer The system will display the Found New Hardware Wizard dialog box Insert the driver CD into CD ROM drive and then click the Next button 4 ...

Страница 13: ...11 3 Select Search for a suitable driver for my device Recommended and click the Next button 4 Select CD ROM drives and click the Next button ...

Страница 14: ...12 ...

Страница 15: ...13 5 After Windows finds the driver click the Next button the driver then installs itself 6 When Windows finishes the installation then click the Finish button ...

Страница 16: ...g the Windows XP operating system 2 Insert the CardBus Wireless LAN Card into the CardBus slot of your computer The system will display the Found New Hardware Wizard dialog box Select Install the software automatically Recommended and insert the driver CD and click the Next button 5 ...

Страница 17: ... XP will search and recognize the driver then Windows will automatically copy the driver files and related files into the system After copying the driver files the installation is completed click the Finish button ...

Страница 18: ...d execute the Utility setup exe program The InstallShield Wizard box will appear click Next to continue 2 Follow the instruction of the installation program The program will install the software for this device directly 3 Click Finish to complete the installation 6 ...

Страница 19: ...on to start using the WLAN CardBus Adapter In the Desktop In the system tray Windows XP Due to Windows XP has built in wireless network utility you may decide to use the system s utility or the one provided by this adapter It is strongly recommended to use the utility of this adapter A Using the Windows XP s Utility Click the icon marked in red in the system tray and you may start using the Window...

Страница 20: ...ility click Advanced button 2 On the Wireless Networks tab in the Wireless Network Connection Properties screen clear the Use Windows to configure my wireless network settings check box If you want to enable the Windows XP built in utility select the check box again ...

Страница 21: ...19 3 Double click the shortcut or the icon in the system tray and start using the WLAN CardBus Adapter or ...

Страница 22: ...20 Note If you don t disable the XP s Utility you can still see the link status and statistics during communication process from the adapter s utility ...

Страница 23: ...to Wireless Network screen you are able to view available wireless networks within range of your computer and access to the network you intend to Available Wireless Networks This list shows the entire available wireless network within range of your computer If you want to connect to any network on the list select the network and click Connect button Network Key If the network requires a Wired Equi...

Страница 24: ...configure additional wireless network setting review the link status and statistics or if you have difficulty connecting to a network click Advanced button Connect Button Click the button to connect to the selected network Cancel Button Click the button to cancel the wireless network connection ...

Страница 25: ... pull down the list and select the profile you intend to connect Available Wireless Network s This list shows the entire available wireless networks within range of your computer You can double click the network listed in the table to make further configurations Configure Button If you are unable to connect to an existing wireless network click the network name and then click this button The Wirel...

Страница 26: ...ist click the button Set Default Button To designate a wireless network as the default network for the connection from the available profiles list click the button Signal Strength This bar shows the signal strength level The higher percentage shown in the bar the more radio signal been received by the adapter This indicator helps to find the proper position of the wireless device for quality netwo...

Страница 27: ...network Data Encryption WEP Enabled To enable the WEP function select the check box Network Authentication Shared Mode The wireless network supports two subtypes of network authentication services Open System and Shared Key Under Open System authentication any wireless stations can request authentication Under Shared Key authentication only wireless stations using a shared key WEP Key are allowed ...

Страница 28: ...P MD5 Authentication screen see the screen above will appear when you attempt to connect the wireless network that requires IEEE 802 1x authentication Please enter the user name and password that your network administrator assigns to you Note This adapter only supports EAP MD5 algorithm of the IEEE 802 1x authentication method when running in Windows 98SE Me 2000 XP operating systems Windows XP su...

Страница 29: ... the infrastructure operation mode Note The Infrastructure operation mode requires the presence of an 802 11 Access Point All communication is done via the Access Point Encryption Algorithm The parameter is only active in the Ad Hoc operation mode There are three kinds of encryption algorithm supported by the adapter including WEP TKIP and AES WEP is an authentication algorithm which protects auth...

Страница 30: ...e is selected the adapter will auto switch the preamble mode depending on the wireless stations that the adapter is connecting to Note that the parameter is only active in the Ad Hoc operation mode Show Icon in System Tray Enable or disable the icon shown in the system tray Radio Off When the setting is checked the wireless connection of the adapter will be disabled Power Save CAM Continuous Acces...

Страница 31: ...f manufacturer driver version settings of the wireless network that the adapter is connected to linking time and link status If you are not sure the status of the adapter and the network you are connected to please go to the screen for more details ...

Страница 32: ...istics You can get the real time information about the packet transmission and receiving status during wireless communication from the screen If you want to recount the statistics value please click Reset button ...

Страница 33: ...31 6 About This screen displays the version and the designer of the Utility ...

Страница 34: ...2 11 functions CSMA CA plus Acknowledge Protocol Multi Channel Roaming Automatic Rate Selection RTS CTS Feature Fragmentation Power Management 3 What is Ad hoc An Ad hoc integrated wireless LAN is a group of computers each has a Wireless LAN adapter Connected as an independent wireless LAN Ad hoc wireless LAN is applicable at a departmental scale for a branch or SOHO operation 4 What is Infrastruc...

Страница 35: ...ation wherever and however communicated or stored while making more efficient use of hardware and or software than previous encryption standards It is also included in IEEE 802 11i standard Compare with AES TKIP is a temporary protocol for replacing WEP security until manufacturers implement AES at the hardware level 9 What is IEEE 802 1x 802 1x an IEEE standard that provides an authentication fra...

Страница 36: ...t are their differences Frequency hopping spread spectrum FHSS uses a narrowband carrier that changes frequency in a pattern that is known to both transmitter and receiver Properly synchronized the net effect is to maintain a single logical channel To an unintended receiver FHSS appears to be short duration impulse noise Direct sequence spread spectrum DSSS generates a redundant bit pattern for ea...

Страница 37: ...n other words more bandwidth is consumed than in the case of narrowband transmission but the trade off produces a signal that is in effect louder and thus easier to detect provided that the receiver knows the parameters of the spread spectrum signal being broadcast If a receiver is not tuned to the right frequency a spread spectrum signal looks like background noise There are two main alternatives...

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